Buy two and get one free. How to write slogans?

The slogan of buy two get one free is as follows:

1, buy two get one free, great value! -This slogan emphasizes the super-value discount of buying two and getting one free, so that customers can feel the benefits and value of buying goods.

2, buy two get one free, spend one money and get two goods! -This slogan attracts customers to think that shopping is more cost-effective by emphasizing that you can get the effect of two kinds of goods at only one price.

3, buy two get one free, make your shopping more cost-effective! This slogan directly tells customers the benefits of buying two and getting one free, and makes them realize that this is a cost-effective shopping method.